Which statement about a quadrilateral is true?

All trapezoids have two pairs of parallel sides.

Only some rectangles have four right angles.

All squares are rectangles.

Some rhombuses are trapezoids.

Solve the equation. 3/4 (2a - 6) + 1/2 = 2/5 (3a + 20)

7 less than - 2 times a number x is greater than or equal to 41. Write an inequality for the statement above. Find the solution set of the inequality. Write the solution using a fraction or integer.

Which special version of the Pythagorean Theorem can you use to find the length of any square's

A box contain only green & red paper clips. A paper clip is randomly selected from the box. The probability that the paper clip selected is green is 0.63. What is the probability that the paper clip selected is red? Give your answer as decimal?

Give the slope of the line which is parallel to y=-3x+7 (can you give me the equation?)

G (x) = x3 - 2x2+5x-8g (-5)

Charlie has 641 marbles and wants to put the marbles into 5 bags to give as gifts. Charlie knows he cannot divide the marbles evenly, but he wants to use as many of the marbles as possible, while making sure there is the same amount in each bag.

In a survey of 545 human resource professionals, each was asked about the importance of the age of a job applicant. The survey subjects were randomly selected by pollsters from a reputable market research firm.

Omar and his friends went to a movie at 4:45 the movie ended at 6:20 p. m ... What was the elapsed time

Factor the greatest common factor from each of the following: 9x^5-36x^4-45x^3